How To Fix ME021 - One-time supplier not defined

ME021 - Overview

• Message type: E = Error

• Message class: ME - Purchasing: General Messages

• Message number: 021

• Message text: One-time supplier not defined

What causes this issue?

It does not make sense to allow a <GL><GL:one-time_vendor>one-time
supplier</> in this situation.

How to fix this error?

Check the supplier number you entered.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ME021 - One-time supplier not defined ?

  The SAP error message ME021, which states "One-time supplier not defined," typically occurs when you are trying to create a purchase order or a related document for a one-time supplier, but the system cannot find the necessary configuration or data for that supplier.
  
  Cause:
  
  Missing One-Time Supplier Configuration: The one-time supplier has not been properly defined in the system. This can happen if the supplier data is incomplete or if the one-time supplier functionality has not been set up correctly.
  Incorrect Vendor Master Data: The vendor master data for the one-time supplier may not be created or may be incomplete.
  Purchasing Organization Settings: The purchasing organization may not be set up to allow one-time suppliers.
  
  
  Solution:
  
  
  Define One-Time Supplier:
  
  Go to the transaction code XK01 (Create Vendor) or MK01 (Create Vendor for Purchasing) in SAP.
  Select the option for "One-Time Vendor" and fill in the required fields.
  Ensure that all necessary information, such as address, payment terms, and bank